Question
Chemistry Question on Colloids
Which of the following is a lyophobic colloidal solution?
A
Aqueous starch solution
B
Aqueous protein solution
C
Gold sol
D
Polymer solvent in some organic solvents
Answer
Gold sol
Explanation
Solution
Gold sol is a lyophobic sol. Gold particles have very less affinity towards dispersion medium, hence its sol can be easily coagulated.